Does the sentence "Perkin's discovery was prompted by his work with von Hofmann on the substance aniline, derived from coal tar, and it was this breakthrough which sparked the synthetic dye industry, a boom which some historians have labelled the second chemical revolution." provide a valid answer to the question "Who discovered the first synthetic dye?" OPTIONS:
- yes
- no

A: no


Question:
Choose your answer: Is "Other divergences include the use of ⟨tl⟩ (AVL) in some words instead of ⟨tll⟩ like in ametla/ametlla ('almond'), espatla/espatlla ('back'), the use of elided demonstratives (este 'this', eixe 'that') in the same level as reinforced ones (aquest, aqueix) or the use of many verbal forms common in Valencian, and some of these common in the rest of Western Catalan too, like subjunctive mood or inchoative conjugation in -ix- at the same level as -eix- or the priority use of -e morpheme in 1st person singular in present indicative (-ar verbs): jo compre instead of jo compro ('I buy')." a good answer to the question "What is jo compro changed to ?" OPTIONS:
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Answer:
yes


QUES: Q: Is the view of the impregnation of Mary's pregnancy the same as the one held for the birth of her first child ?
A: The doctrine of the immaculate conception (Mary being conceived free from original sin) is not to be confused with her virginal conception of her son Jesus.
Does the answer answer the question? OPTIONS:
- yes
- no

ANS: yes


Does "Thus, the various western Communist parties now had to oppose the war, and to vote against war credits." contain the correct answer to "The western communists claimed the war was what?"
OPTIONS:
- yes
- no

A: no


question: OPTIONS:
- yes
- no
Eisenhower attended Abilene High School and graduated with the class of 1909.
In what year did Eisenhower graduate from high school?

answer: yes


question: OPTIONS:
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- no
Demonstrators and counter-demonstrators were kept apart by the Australian Federal Police.
Who kept the demonstrators separated?

answer:
yes